Elevator system and battery production line

Abstract

The utility model relates to the technical field of battery manufacturing, and provides an elevator system and a battery production line, the elevator system comprises an elevator device, the elevator comprises a supporting frame, a bearing part and a lifting driving part, the bearing part is movably arranged on the supporting frame, and the lifting driving part is in transmission connection with the bearing part; the driving part is used for driving the bearing part to ascend or descend along the supporting frame; the elevator protective cover comprises a plurality of protective door plates arranged on the peripheral side of the elevator device in a surrounding mode, the first supporting frame is arranged on the peripheral side of the elevator device in a covering mode, and each protective door plate is provided with a microswitch; and the control device is electrically connected with the micro switch and the lifting driving piece, and the control device is used for controlling the lifting driving piece to execute actions according to feedback signals of the micro switch. According to the technical scheme, the operation safety and stability of the elevator system can be improved.

Description

Technical Field

[0001] The present application relates to the technical field of battery manufacturing, and in particular to a hoisting machine device and a battery production line. Background Art

[0002] This section merely provides background information related to the present disclosure and is not necessarily prior art.

[0003] At present, in the battery manufacturing process, hoists are usually needed to lift and transport materials. Hoists have high working efficiency, but they also have the disadvantages of manual operation or failure to perform protection in time in the event of accidents such as accidental equipment operation, resulting in certain safety hazards. Utility Model Content

[0004] The purpose of this application is to provide a hoist system and a battery production line to improve the safety of the hoist system. This purpose is achieved through the following technical solutions:

[0005] In a first aspect, the present application provides a hoist system, comprising: a hoist device, comprising a hoist, the hoist comprising a support frame, a bearing member and a lifting drive member, the bearing member being movably arranged on the support frame, the lifting drive member being transmission-connected to the bearing member and used for driving the bearing member to rise or fall along the support frame; a hoist protective cover, comprising a plurality of protective door panels arranged around the outer periphery of the hoist device, the first support frame cover being arranged on the periphery of the hoist device, and each of the protective door panels being provided with a micro switch; a control device, electrically connected to the micro switch and the lifting drive member, the control device being used for controlling the lifting drive member to perform an action according to a feedback signal of the micro switch.

[0006] According to the elevator system provided by the present application, the bearing member is used to bear materials, and the materials may be battery cells or battery devices, etc. The lifting drive member drives the bearing member to rise or fall along the support frame, thereby achieving the purpose of transporting materials. The elevator protective cover is arranged on the outer peripheral side of the elevator device, and the elevator protective cover plays a safety protection role for the elevator device to reduce the risk of external personnel or structural parts accidentally touching the elevator device. By setting micro switches on multiple protective door panels of the elevator protective cover, when the operator enters the elevator device for debugging, maintenance or manual removal of the protective door panel, the micro switch on the protective door panel can feedback a signal to the control device, and the control device can control the lifting drive member to stop running according to the signal fed back by the micro switch, and timely control the elevator device to be in a standby state, thereby improving the safety of the operator when maintaining the equipment, and improving the risk of damage to the elevator caused by accidental entry of external equipment into the elevator device.

[0007] In addition, the elevator system provided by the present application may also have the following additional technical features:

[0008] In some embodiments of the present application, the elevator system also includes a sensor assembly, the sensor assembly includes a first position sensor and a second position sensor electrically connected to the control device, the first position sensor and the second position sensor are arranged on the support frame at intervals along the height direction of the support frame, and the first position sensor is located above the second position sensor, wherein the support member is arranged between the first position sensor and the second position sensor, the first position sensor is used to detect the rising position of the support member, and the second position sensor is used to detect the falling position of the support member.

[0009] In the above technical solution, by arranging the first position sensor and the second position sensor at intervals on the support frame, the carrier moves up and down between the first position sensor and the second position sensor, so that the upward position of the carrier can be detected by the first position sensor to determine whether the carrier goes up beyond the upward working position, and the downward position of the carrier can be detected by the second position sensor to determine whether the carrier goes down beyond the downward working position, thereby facilitating timely control of the lifting drive component to perform the action when the carrier exceeds the upward working position or the downward working position, so as to improve the safety of the system operation.

[0010] In some embodiments of the present application, the support frame is provided with a first limit member and a second limit member, the first limit member and the second limit member are spaced apart along the height direction of the support frame, and the first limit member is located above the second limit member, and the bearing member is located between the first limit member and the second limit member; the sensor assembly also includes a third position sensor and a fourth position sensor electrically connected to the control device, the third position sensor is provided at the first limit member, and the fourth position sensor is provided at the second limit member.

[0011] In the above technical solution, the first limiter is used to stop and limit the load-bearing member when it exceeds the upward working position when it moves upward, and the second limiter is used to stop and limit the load-bearing member when it exceeds the downward working position when it moves downward, so as to reduce the risk of the load-bearing member directly colliding with the top of the protective door panel or falling directly and causing damage due to a fault during the movement of the load-bearing member. At the same time, the third position sensor and the fourth position sensor can respectively detect in real time whether the first limiter and the second limiter are in the set position, so as to improve the reliability of the first limiter and the second limiter in limiting the load-bearing member.

[0012] In some embodiments of the present application, the sensor assembly further includes a fifth position sensor and a sixth position sensor electrically connected to the control device, and the fifth position sensor and the sixth position sensor are respectively disposed on opposite sides of the carrier.

[0013] In the above technical solution, the fifth position sensor and the sixth position sensor are respectively arranged on the opposite sides of the carrier, and are used to detect in real time whether the material on the carrier exceeds its boundary. If it exceeds the boundary of the carrier, the lifting drive can be controlled by the control device to stop running, and the material position can be adjusted in time, thereby improving the stability of the carrier during the movement of the material and reducing the risk of the carrier falling during the movement of the material.

[0014] In some embodiments of the present application, a tray is disposed in the carrier, and the sensor assembly further includes a tray in-place sensor electrically connected to the control device, wherein the tray in-place sensor is used to detect the position of the tray.

[0015] In the above technical solution, the pallet is used to support materials. By setting a pallet in-place sensor for detecting the position of the pallet, the pallet can be used to support materials after it is determined that the pallet is in place, so as to further improve the stability of the material during movement.

[0016] In some embodiments of the present application, there are two elevators, and the two elevators are arranged at intervals. One of the two elevators is configured to lift materials, and the other is configured to lower materials. A transport channel is provided between the two elevator devices, and a transfer device is provided in the transport channel. The transfer device is used to transfer materials between the two elevators.

[0017] In the above technical solution, when transporting materials, the materials can be lifted upward to the target height by an elevator, and then transferred to another elevator by a transfer device, and then transported downward to the target position by another elevator, thereby improving the efficiency of material transportation, and the structure and principle are relatively simple and easy to implement.

[0018] In some embodiments of the present application, the elevator device also includes a feed protective cover and a discharge protective cover, and the feed protective cover and the discharge protective cover are respectively arranged on opposite sides of the bottom of the elevator device, wherein the elevator protective cover is provided with a feed port on the side facing the feed protective cover, and the elevator protective cover is provided with a discharge port on the side facing the discharge protective cover.

[0019] In the above technical solution, the feed protection cover is used to protect the material during the process of the material entering the elevator. The material enters the corresponding elevator from the feed port and is then sent out from the discharge port of another elevator. The material can be protected by the discharge protection cover during the discharge process to further improve the safety of the material transportation process.

[0020] In some embodiments of the present application, the feed port and / or the discharge port is provided with a grating sensor electrically connected to the control device;

[0021] And / or, the feed protection cover and / or the discharge protection cover is provided with an emergency stop button, and the emergency stop button is electrically connected to the control device.

[0022] In the above technical solution, by arranging a grating sensor at at least one of the feed port and the discharge port, the grating sensor can detect in real time whether there is material blockage at the feed port or the discharge port, and transmit a feedback signal to the control device, so that in the event of blockage, the control system can be controlled by the control device to stop running and clean up in time, thereby further improving the stability of the system operation.

[0023] The emergency stop button is used to control the elevator to stop running in time when an emergency failure occurs in the system, so as to further improve the safety of system operation.

[0024] In some embodiments of the present application, the control device includes a programmable controller and a safety relay electrically connected to the programmable controller.

[0025] In the above technical solution, the programmable controller can set the control strategy in advance through programming, the programmable controller can be electrically connected to the first position sensor, the second position sensor and the tray in place sensor, and the safety relay can be electrically connected to the emergency stop button, the grating sensor, the third position sensor and the fourth position sensor and the micro switch, so that the safety relay and the lifting drive can be controlled to perform actions according to the signals fed back by each sensor.

[0026] In some embodiments of the present application, the protective door panel is provided with an observation window.

[0027] In the above technical solution, the observation window can be used to observe the operating conditions inside the elevator device, so that the operator can maintain the equipment in time.

[0028] In a second aspect, the present application provides a battery production line, comprising a hoist system as described in any one of the embodiments of the first aspect, wherein the hoist system is used to transport battery cells or battery devices.

[0029] According to the battery production line provided in the present application, since it includes the elevator system described in the first aspect of the implementation, it also has the technical effects of any of the above-mentioned implementations, which will not be repeated here. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Various other advantages and benefits will become apparent to those of ordinary skill in the art by reading the detailed description of the preferred embodiments below. The accompanying drawings are only for the purpose of illustrating the preferred embodiments and are not to be considered as limiting the present application. Moreover, the same reference numerals are used throughout the accompanying drawings to represent the same components. In the accompanying drawings:

[0031] Figure 1 A schematic diagram of the assembly structure of a hoist system provided in some embodiments of the present application;

[0032] Figure 2 A schematic diagram of a partially exploded structure of a hoist system provided in some embodiments of the present application;

[0033] Figure 3 A schematic cross-sectional view of a hoist system provided in some embodiments of the present application;

[0034] Figure 4 A schematic diagram of the structure of an elevator provided in some embodiments of the present application.

[0035] The reference numerals are as follows:

[0036] 100. Hoist system;

[0037] 10. Elevator; 20. Elevator protective cover; 30. Feeding protective cover; 40. Discharging protective cover; 50. Emergency stop button; 60. Transfer device;

[0038] 11. Support frame; 12. Supporting member; 13. Lifting drive member; 14. First limiting member; 15. Second limiting member; 17. Counterweight; 21. Protective door panel; 22. Micro switch; 23. Grating sensor;

[0039] 161. First position sensor; 162. Second position sensor; 163. Third position sensor; 164. Fourth position sensor; 165. Fifth position sensor; 166. Sixth position sensor; 211. Observation window. DETAILED DESCRIPTION

[0040] The following embodiments of the technical solution of the present application will be described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present application, and are therefore only used as examples, and cannot be used to limit the scope of the present application.

[0041] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field to which this application belongs; the terms used herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" in the specification and claims of this application and the above-mentioned figure descriptions and any variations thereof are intended to cover non-exclusive inclusions.

[0042] In the description of the embodiments of the present application, the technical terms "first", "second", etc. are only used to distinguish different objects, and cannot be understood as indicating or implying relative importance or implicitly indicating the number, specific order or primary and secondary relationship of the indicated technical features. In the description of the embodiments of the present application, the meaning of "multiple" is more than two, unless otherwise clearly and specifically defined.

[0043] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0044] In the description of the embodiments of the present application, the term "and / or" is only a description of the association relationship of the associated objects, indicating that there may be three relationships. For example, A and / or B can represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " in this article generally indicates that the associated objects before and after are in an "or" relationship.

[0045] In the description of the embodiments of the present application, the term "multiple" refers to more than two (including two). Similarly, "multiple groups" refers to more than two groups (including two groups), and "multiple pieces" refers to more than two pieces (including two pieces).

[0046] In the description of the embodiments of the present application, the technical terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the embodiments of the present application.

[0047] In the description of the embodiments of the present application, unless otherwise clearly specified and limited, technical terms such as "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal connection of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0048] At present, from the perspective of market development, the application of batteries is becoming more and more extensive. Batteries are not only used in energy storage power systems such as hydropower, thermal power, wind power and solar power stations, but also widely used in electric vehicles such as electric bicycles, electric motorcycles, electric cars, as well as military equipment and aerospace and other fields. With the continuous expansion of battery application areas, its market demand is also constantly expanding.

[0049] In the battery manufacturing process, hoists are usually required to lift and transport materials. Hoists have high working efficiency. However, hoists also have the disadvantages of manual operation or failure to perform protection in time in the event of accidents such as accidental equipment operation, resulting in certain safety hazards.

[0050] In order to solve the problem of safety hazards in elevators, the present application designs an elevator system, including an elevator device, an elevator protective cover and a control device. The elevator device includes an elevator, and the elevator includes a support frame, a bearing member and a lifting drive member transmission-connected to the bearing member. The elevator protective cover includes a plurality of protective door panels arranged around the outer peripheral side of the elevator device, each protective door panel is provided with a micro switch, and the plurality of micro switches are electrically connected to the control device, and the control device is electrically connected to the lifting drive member. In this way, when an operator enters the elevator device for debugging, maintenance or manually removes the protective door panel, the micro switch on the protective door panel can feedback a signal to the control device, and the control device can control the lifting drive member to stop running according to the signal feedback from the micro switch, and timely control the elevator device to be in a standby or shutdown state, thereby improving the safety of the operator when maintaining the equipment, and improving the risk of damage to the elevator due to accidental entry of external equipment into the elevator device.

[0051] The elevator system 100 disclosed in the embodiment of the present application is not only applicable to the transportation of battery cells in a battery production line, but also applicable to the transportation of battery devices.

[0052] See also Figure 1 , Figure 2 and Figure 4 , Figure 1 A schematic diagram of the assembly structure of a hoist system provided in some embodiments of the present application; Figure 2 A schematic diagram of a partially exploded structure of a hoist system provided in some embodiments of the present application; Figure 4 A schematic diagram of the structure of an elevator provided for some embodiments of the present application. The embodiment of the present application provides an elevator system 100, including an elevator device, an elevator protective cover 20 and a control device, wherein the elevator device includes an elevator 10, a bearing member and a lifting drive member 13, the elevator 10 includes a support frame 11, a bearing member and a lifting drive member 13, the bearing member is movably arranged on the support frame 11, the lifting drive member 13 is connected to the bearing member by transmission, and is used to drive the bearing member to rise or fall along the support frame 11; the elevator protective cover 20 includes a plurality of protective door panels 21 arranged around the outer peripheral side of the elevator device, each protective door panel 21 is provided with a micro switch 22; the control device is electrically connected to the micro switch 22 and the lifting drive member 13, and the control device is used to control the lifting drive member 13 to perform an action according to the feedback signal of the micro switch 22.

[0053] The elevator 10 is a mechanical device that can transport materials by changing potential energy.

[0054] Exemplarily, the support frame 11 includes a base and a support beam, one end of the support beam is fixedly connected to the base, and the support beam extends along the height direction of the space.

[0055] Exemplarily, the elevator protective cover 20 may also include a frame beam structure, which is arranged around the outer peripheral side of the elevator device, and the frame beam structure defines a plurality of openings, and a plurality of protective door panels 21 correspondingly cover the plurality of openings, and the plurality of protective door panels 21 can be selectively opened or closed.

[0056] Exemplarily, the support member is a cage, and the cage is used to support materials, and the materials may be battery cells or battery devices, etc.

[0057] The micro switch 22 is a contact mechanism with a small contact spacing and a quick action mechanism, which performs a switch action with a specified stroke and force. It is covered by a housing, has a transmission device on the outside, and has a small appearance. The micro switch 22 has the characteristics of small contact spacing, short action stroke, small pressing force, and rapid on and off, which is easy to operate and control.

[0058] Exemplarily, the lifting drive member 13 includes an electric motor, and the lifting drive member 13 is transmission-connected to the lifting drive member 13 via a conveyor belt assembly.

[0059] In some embodiments, the lifting machine 10 is further provided with a counterweight block 17 , and the counterweight block 17 and the supporting member 12 are respectively provided on opposite sides of the supporting frame 11 .

[0060] The control means may comprise a programmable controller.

[0061] According to the elevator system 100 provided in the present application, the lifting drive 13 drives the bearing member to rise or fall along the support frame 11, thereby achieving the purpose of transporting materials. The elevator protective cover 20 is arranged on the outer peripheral side of the elevator device, and the elevator protective cover 20 plays a safety protection role for the elevator device to reduce the risk of external personnel or structural parts accidentally touching the elevator device. By setting micro switches 22 on multiple protective door panels 21 of the elevator protective cover 20, when the operator enters the elevator device for debugging, maintenance or manual removal of the protective door panel 21, the micro switch 22 on the protective door panel 21 can feedback a signal to the control device, and the control device can control the lifting drive 13 to stop running according to the signal fed back by the micro switch 22, and timely control the elevator device to be in a standby or shutdown state, thereby improving the safety of the operator when maintaining the equipment, and improving the risk of damage to the elevator 10 caused by accidental entry of external equipment into the elevator device.

[0062] See also Figure 4 According to some embodiments of the present application, the elevator system 100 also includes a sensor assembly, the sensor assembly includes a first position sensor 161 and a second position sensor 162 electrically connected to the control device, the first position sensor 161 and the second position sensor 162 are arranged on the support frame 11 at intervals along the height direction of the support frame 11, and the first position sensor 161 is located above the second position sensor 162, wherein the support member is arranged between the first position sensor 161 and the second position sensor 162, the first position sensor 161 is used to detect the rising position of the support member, and the second position sensor 162 is used to detect the falling position of the support member.

[0063] Specifically, a first bracket and a second bracket are provided on the support frame 11 , and the first position sensor 161 and the second position sensor 162 are installed on the first bracket and the second bracket respectively.

[0064] By setting the first position sensor 161 and the second position sensor 162 at intervals on the support frame 11, the support member can be lifted and lowered between the first position sensor 161 and the second position sensor 162, so that the upward position of the support member can be detected by the first position sensor 161 to determine whether the support member has exceeded the upward working position, and the downward position of the support member can be detected by the second position sensor 162 to determine whether the support member has exceeded the downward working position. This can facilitate the timely control of the lifting drive member 13 to perform the action when the support member exceeds the upward working position or the downward working position, so as to improve the safety of the system operation.

[0065] See also Figure 4According to some embodiments of the present application, the support frame 11 is provided with a first limit member 14 and a second limit member 15, the first limit member 14 and the second limit member 15 are spaced apart along the height direction of the support frame 11, and the first limit member 14 is located above the second limit member 15, and the bearing member is located between the first limit member 14 and the second limit member 15; the sensor assembly also includes a third position sensor 163 and a fourth position sensor 164 electrically connected to the control device, the third position sensor 163 is provided on the first limit member 14, and the fourth position sensor 164 is provided on the second limit member 15.

[0066] Exemplarily, the first limiting member 14 and the second limiting member 15 may be limiting rods or limiting blocks.

[0067] The first limiter 14 is used to stop and limit the load-bearing member when it exceeds the upward working position when it moves upward, and the second limiter 15 is used to stop and limit the load-bearing member when it exceeds the downward working position when it moves downward, so as to reduce the risk of the support member 12 directly colliding with the top of the protective door panel 21 or falling directly and causing damage due to a fault during the movement. At the same time, the third position sensor 163 and the fourth position sensor 164 can respectively detect in real time whether the first limiter 14 and the second limiter 15 are in the set position, so as to improve the reliability of the first limiter 14 and the second limiter 15 on the load-bearing member.

[0068] See also Figure 4 According to some embodiments of the present application, the sensor assembly further includes a fifth position sensor 165 and a sixth position sensor 166 electrically connected to the control device, and the fifth position sensor 165 and the sixth position sensor 166 are respectively arranged on opposite sides of the carrier.

[0069] Specifically, the fifth position sensor 165 and the sixth position sensor 166 may be diagonally disposed on edges of opposite sides of the carrier.

[0070] The fifth position sensor 165 and the sixth position sensor 166 are respectively arranged on the opposite sides of the carrier, and are used to detect in real time whether the material on the carrier exceeds its boundary. If it exceeds the boundary of the carrier, the lifting drive 13 can be controlled by the control device to stop running, and the material position can be adjusted in time, thereby improving the stability of the carrier during the movement of the material and reducing the risk of the carrier falling during the movement.

[0071] According to some embodiments of the present application, a pallet is disposed in the carrier, and the sensor assembly further includes a pallet in-place sensor electrically connected to the control device, and the pallet in-place sensor is used to detect the position of the pallet.

[0072] The tray is installed in the carrier and is used to support materials.

[0073] By providing a pallet in-place sensor for detecting the position of the pallet, the pallet can be used to support materials only after it is determined that the pallet is in place, thereby further improving the stability of the material during movement.

[0074] See also Figure 3 , Figure 3 A schematic cross-sectional view of an elevator system 100 provided in some embodiments of the present application. According to some embodiments of the present application, there are two elevators 10, which are arranged at intervals, one of the two elevators 10 is configured to lift materials, and the other is configured to lower materials, wherein a transport channel is provided between the two elevator devices, and a transfer device 60 is provided in the transport channel, and the transfer device 60 is used to transfer materials between the two elevators 10.

[0075] During material transportation, the material can be lifted upward to a target height by one elevator 10, then transferred to another elevator 10 by a transfer device 60, and then transported downward to a target position by another elevator 10, thereby improving the efficiency of material transportation, and the structure and principle are relatively simple and easy to implement.

[0076] See also Figure 1 and Figure 2 According to some embodiments of the present application, the elevator device also includes a feed protective cover 30 and a discharge protective cover 40, which are respectively arranged on opposite sides of the bottom of the elevator device, wherein the elevator protective cover 20 is provided with a feed port on the side facing the feed protective cover 30, and the elevator protective cover 20 is provided with a discharge port on the side facing the discharge protective cover 40.

[0077] Exemplarily, the feed protection cover 30 and the discharge protection cover 40 may also include a frame beam structure and a plurality of protection door panels 21 arranged around the frame beam structure.

[0078] The feed protection cover 30 is used to protect the material during the process of the material entering the elevator 10. The material enters the corresponding elevator 10 from the feed port and is then sent out from the discharge port of another elevator 10. During the discharge process, it can be protected by the discharge protection cover 40 to further improve the safety of the material transportation process.

[0079] See also Figure 2 According to some embodiments of the present application, the feed port and / or the discharge port is provided with a grating sensor 23 electrically connected to the control device.

[0080] The grating sensor 23 refers to a sensor that uses the grating fringe principle to measure displacement.

[0081] By setting a grating sensor 23 at at least one of the feed port and the discharge port, the grating sensor 23 can detect in real time whether the feed port or the discharge port is blocked by material, and transmit a feedback signal to the control device, so that in the event of blockage, the control system can be controlled by the control device to stop running and clean up in time, thereby further improving the stability of the system operation.

[0082] See also Figure 1 and Figure 2 According to some embodiments of the present application, the feed protection cover 30 and / or the discharge protection cover 40 is provided with an emergency stop button 50, and the emergency stop button 50 is electrically connected to the control device.

[0083] The emergency stop button 50 is electrically connected to the control device and is used to manually control the hoist 10 to stop running in time when an emergency failure occurs in the system, so as to further improve the safety of the system operation.

[0084] According to some embodiments of the present application, the control device includes a programmable controller and a safety relay electrically connected to the programmable controller.

[0085] The programmable controller uses a programmable memory to store operating instructions such as logical operations, sequential control, timing, counting and arithmetic operations, and controls various types of machinery or production processes through digital and analog inputs and outputs.

[0086] The safety relay is a necessary control part in a safety circuit. It accepts safety input, judges the internal circuit, and outputs a switch signal to the control circuit of the device. When the system safety circuit fails, it can stop the power supply of the system and make the system unable to start again.

[0087] The programmable controller can set the control strategy in advance through programming. The programmable controller can be electrically connected to the first position sensor 161, the second position sensor 162 and the tray in place sensor. The safety relay can be electrically connected to the emergency stop button 50, the grating sensor 23, the third position sensor 163 and the fourth position sensor 164 and the micro switch 22, so that the safety relay can be controlled according to the signals fed back by each sensor, and the lifting drive 13 can perform actions.

[0088] According to some embodiments of the present application, the protective door panel 21 is provided with an observation window 211 .

[0089] The observation window 211 can be used to observe the operating conditions inside the elevator device, so that the operator can maintain the equipment in time.

[0090] According to some embodiments of the present application, see Figures 1 to 4The present application provides an elevator system 100, including an elevator device, an elevator protective cover 20, a sensor assembly, a feed protective cover 30, a discharge protective cover 40 and a control device. The elevator device includes two elevators 10, the two elevators 10 are arranged at an interval, and a transportation channel is defined between the two elevators 10. A transfer device 60 is arranged in the transportation channel, and the transfer device 60 is used to transfer materials between the two elevators 10. Each elevator 10 includes a support frame 11, a supporting member 12 movably arranged on the support frame 11, and a lifting drive member 13 transmission-connected to the supporting member 12, and the lifting drive member 13 is electrically connected to the control device. The elevator protective cover 20 includes a frame beam structure arranged around the outer peripheral side of the elevator device and a plurality of protective door panels 21 arranged around the peripheral side of the frame beam structure, and each protective door panel 21 is provided with a micro switch 22 electrically connected to the control device. The sensor assembly includes a first position sensor 161, a second position sensor 162, a third position sensor 163, a fourth position sensor 164, a fifth position sensor 165 and a sixth position sensor 166 electrically connected to the control device. The first position sensor 161 and the second position sensor 162 are arranged on the support frame 11 at intervals along the height direction of the support frame 11, and the first position sensor 161 is located above the second position sensor 162. The support member is arranged between the first position sensor 161 and the second position sensor 162. The first position sensor 161 is used to detect the rising position of the support member, and the second position sensor 162 is used to detect the falling position of the support member. The support frame 11 is provided with a first limiter 14 and a second limiter 15, which are arranged at intervals along the height direction of the support frame 11, and the first limiter 14 is located above the second limiter 15, and the bearing member is located between the first limiter 14 and the second limiter 15. The third position sensor 163 is provided on the first limiter 14, and the fourth position sensor 164 is provided on the second limiter 15, which are respectively used to detect the positions of the first limiter 14 and the second limiter 15. The fifth position sensor 165 and the sixth position sensor 166 are respectively provided on the opposite sides of the bearing member, and are used to detect the boundary position of the material in the bearing member. Through the technical solution of the present application, the stability and safety of the operation of the hoist system 100 can be improved.

[0091] According to some embodiments of the present application, the present application further provides a battery production line, comprising a hoist system as described in any one of the above embodiments, wherein the hoist system is used to transport battery cells or battery devices.

[0092] According to the battery production line provided in the present application, since it includes the elevator system 100 described in the first aspect of the implementation, it also has the technical effects of any of the above-mentioned implementations, which will not be repeated here.

[0093] The above is only a preferred specific implementation of the present application, but the scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the scope of the present application. Therefore, the scope of the present application should be based on the scope of the claims.

Claims

1. A hoist system, characterized in that: include: A hoist device, comprising a hoist, the hoist comprising a support frame, a bearing member and a lifting drive member, the bearing member being movably arranged on the support frame, the lifting drive member being in driving connection with the bearing member and used for driving the bearing member to rise or fall along the support frame; A hoist protection cover, comprising a first support frame and a plurality of protection door panels arranged around the outer periphery of the hoist device, wherein the first support frame cover is arranged around the outer periphery of the hoist device, and each of the protection door panels is provided with a micro switch; A control device is electrically connected to the micro switch and the lifting drive member, and the control device is used to control the lifting drive member to perform an action according to a feedback signal of the micro switch.

2. The elevator system according to claim 1, characterized in that: The hoist system further includes a sensor assembly, the sensor assembly including a first position sensor and a second position sensor electrically connected to the control device, the first position sensor and the second position sensor being spaced apart on the support frame along a height direction of the support frame, and the first position sensor being located above the second position sensor. Wherein, the supporting member is arranged between the first position sensor and the second position sensor, the first position sensor is used to detect the rising position of the supporting member, and the second position sensor is used to detect the descending position of the supporting member.

3. The elevator system according to claim 2, characterized in that: The support frame is provided with a first limiter and a second limiter, the first limiter and the second limiter are spaced apart along the height direction of the support frame, and the first limiter is located above the second limiter, and the bearing member is located between the first limiter and the second limiter; The sensor assembly further includes a third position sensor and a fourth position sensor electrically connected to the control device, wherein the third position sensor is disposed on the first position limiting member, and the fourth position sensor is disposed on the second position limiting member.

4. The elevator system according to claim 2, characterized in that: The sensor assembly further includes a fifth position sensor and a sixth position sensor electrically connected to the control device, and the fifth position sensor and the sixth position sensor are respectively arranged on opposite sides of the bearing member.

5. The elevator system according to claim 2, characterized in that: A tray is arranged in the carrier, and the sensor assembly further comprises a tray in-place sensor electrically connected to the control device, wherein the tray in-place sensor is used to detect the position of the tray.

6. The hoist system according to any one of claims 1 to 5, characterized in that: The number of the elevators is two, and the two elevators are arranged at intervals, one of the two elevators is configured to lift materials, and the other is configured to lower materials, Wherein, a transport passage is provided between the two elevator devices, a transfer device is provided in the transport passage, and the transfer device is used to transfer materials between the two elevators.

7. The elevator system according to claim 6, characterized in that: The hoist device further comprises a feed protection cover and a discharge protection cover, wherein the feed protection cover and the discharge protection cover are respectively arranged on opposite sides of the bottom of the hoist device. Wherein, a feeding port is provided on a side of the elevator protective cover facing the feeding protective cover, and a discharging port is provided on a side of the elevator protective cover facing the discharging protective cover.

8. The elevator system according to claim 7, characterized in that: The feed port and / or the discharge port are provided with a grating sensor; And / or, the feed protection cover and / or the discharge protection cover is provided with an emergency stop button, and the emergency stop button is electrically connected to the control device.

9. The elevator system according to any one of claims 1 to 5, characterized in that: The control device includes a programmable controller and a safety relay electrically connected to the programmable controller.

10. The elevator system according to any one of claims 1 to 5, characterized in that: The protective door plate is provided with an observation window.

11. A battery production line, characterized in that: The invention comprises the lifting machine system according to any one of claims 1 to 10, wherein the lifting machine system is used for transporting battery cells or battery devices.

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